EP2182399A4 - Optical signal processor - Google Patents

Optical signal processor

Info

Publication number
EP2182399A4
EP2182399A4 EP07806619A EP07806619A EP2182399A4 EP 2182399 A4 EP2182399 A4 EP 2182399A4 EP 07806619 A EP07806619 A EP 07806619A EP 07806619 A EP07806619 A EP 07806619A EP 2182399 A4 EP2182399 A4 EP 2182399A4
Authority
EP
European Patent Office
Prior art keywords
optical signal
signal processor
processor
optical
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP07806619A
Other languages
German (de)
French (fr)
Other versions
EP2182399A1 (en
EP2182399B1 (en
Inventor
Hiroki Ooi
Akira Miura
Tsuyoshi Yamamoto
Naoki Hashimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of EP2182399A1 publication Critical patent/EP2182399A1/en
Publication of EP2182399A4 publication Critical patent/EP2182399A4/en
Application granted granted Critical
Publication of EP2182399B1 publication Critical patent/EP2182399B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/29313—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide characterised by means for controlling the position or direction of light incident to or leaving the diffractive element, e.g. for varying the wavelength response
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/2931—Diffractive element operating in reflection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0208—Interleaved arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • G02B6/29382—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29383—Adding and dropping
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/356—Switching arrangements, i.e. number of input/output ports and interconnection types in an optical cross-connect device, e.g. routing and switching aspects of interconnecting different paths propagating different wavelengths to (re)configure the various input and output links

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
EP07806619.8A 2007-09-03 2007-09-03 Optical signal processor Not-in-force EP2182399B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/067151 WO2009031196A1 (en) 2007-09-03 2007-09-03 Optical signal processor

Publications (3)

Publication Number Publication Date
EP2182399A1 EP2182399A1 (en) 2010-05-05
EP2182399A4 true EP2182399A4 (en) 2013-03-27
EP2182399B1 EP2182399B1 (en) 2017-08-16

Family

ID=40428519

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07806619.8A Not-in-force EP2182399B1 (en) 2007-09-03 2007-09-03 Optical signal processor

Country Status (4)

Country Link
US (1) US8331779B2 (en)
EP (1) EP2182399B1 (en)
JP (1) JP5445132B2 (en)
WO (1) WO2009031196A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5645374B2 (en) * 2009-06-30 2014-12-24 日本オクラロ株式会社 Interferometer, demodulator and optical communication module
JP5737874B2 (en) * 2010-07-06 2015-06-17 日本オクラロ株式会社 Demodulator and optical transceiver
JP5850313B2 (en) * 2011-10-05 2016-02-03 国立大学法人名古屋大学 Wavelength group optical path cross-connect equipment
JP6021492B2 (en) * 2012-07-27 2016-11-09 国立研究開発法人科学技術振興機構 Optical cross-connect device
US10142030B1 (en) * 2017-12-07 2018-11-27 Booz Allen Hamilton Inc. M-ARY frequency presence modulation communication system and method
CN113156585A (en) * 2020-01-23 2021-07-23 华为技术有限公司 Wavelength selective switch WSS
US10903930B1 (en) * 2020-01-31 2021-01-26 Fujitsu Limited In-service defragmentation in optical networks using wavelength conversion
US11212010B2 (en) * 2020-03-17 2021-12-28 Raytheon Company Optically-steered RF imaging receiver using photonic spatial beam processing
US11664905B2 (en) 2020-03-17 2023-05-30 Raytheon Company Optically-steered RF imaging receiver using photonic spatial beam processing
WO2022226199A1 (en) * 2021-04-23 2022-10-27 SA Photonics, Inc. Wavefront sensor with inner detector and outer detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001037021A1 (en) * 1999-11-16 2001-05-25 Network Photonics, Inc. Wavelength router
WO2003098856A2 (en) * 2002-05-20 2003-11-27 Metconnex Canada Inc. Reconfigurable optical add-drop module, system and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3852409B2 (en) * 2003-02-04 2006-11-29 富士通株式会社 Optical functional device
JP2005070546A (en) * 2003-08-26 2005-03-17 Fujitsu Ltd Polarization-controlled wavelength selector switch
JP2006133298A (en) * 2004-11-02 2006-05-25 Nikon Corp Wavelength selection switch
JP4500720B2 (en) * 2005-03-29 2010-07-14 富士通株式会社 Light switch
US7263253B2 (en) * 2005-04-11 2007-08-28 Capella Photonics, Inc. Optimized reconfigurable optical add-drop multiplexer architecture with MEMS-based attenuation or power management
JP2006343628A (en) * 2005-06-10 2006-12-21 Nikon Corp Wavelength selection switch
JP4489678B2 (en) 2005-09-30 2010-06-23 富士通株式会社 Wavelength selective optical switch and optical device with spectroscopic function
EP1819072B1 (en) * 2006-02-14 2012-11-28 Alcatel Lucent Optical network element with dispersion compensation
US7440650B2 (en) * 2006-08-03 2008-10-21 Jds Uniphase Corporation Planar lightwave circuit based wavelength selective switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001037021A1 (en) * 1999-11-16 2001-05-25 Network Photonics, Inc. Wavelength router
WO2003098856A2 (en) * 2002-05-20 2003-11-27 Metconnex Canada Inc. Reconfigurable optical add-drop module, system and method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FURST C ET AL: "Analysis of crosstalk in mixed 43Gbit/s RZ-DQPSK and 10.7 Git/s DWDM systems at 50Ghz channels spacing", OPTICAL FIBER COMMUNICATION (OFC 2007) COLLOCATED NATIONAL FIBER OPTIC ENGINEERS CONFERENCE : ANAHEIM, CA, 25 - 29 MARCH 2007, IEEE SERVICE CENTER, PISCATAWAY, NJ, 25 March 2007 (2007-03-25), pages OThS2 - 1, XP008130225, ISBN: 978-1-55752-831-5, DOI: 10.1109/OFC.2007.4348738 *
See also references of WO2009031196A1 *

Also Published As

Publication number Publication date
US20100221002A1 (en) 2010-09-02
WO2009031196A1 (en) 2009-03-12
JP5445132B2 (en) 2014-03-19
JPWO2009031196A1 (en) 2010-12-09
US8331779B2 (en) 2012-12-11
EP2182399A1 (en) 2010-05-05
EP2182399B1 (en) 2017-08-16

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